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Revenue - Air Traffic Liability - Loyalty Program Rollforward (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Change in Contract With Customer, Liability [Roll Forward] |  |  |  |
Beginning balance | $ 4,962 | $ 5,079 | $ 4,916 | $ 5,189
Amounts deferred associated with points awarded | 851 | 859 | 2,645 | 2,609
Ending balance | 4,886 | 4,996 | 4,886 | 4,996
Passenger Customer |  |  |  |
Change in Contract With Customer, Liability [Roll Forward] |  |  |  |
Revenue recognized from points redeemed | (896) | (916) | (2,589) | (2,730)
Other |  |  |  |
Change in Contract With Customer, Liability [Roll Forward] |  |  |  |
Revenue recognized from points redeemed | $ (31) | $ (26) | $ (86) | $ (72)

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- Definition Contract With Customer Liability, Air Traffic Liability, Loyalty Program + References No definition available. + Details
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- Definition Contract With Customer Liability, Air Traffic Liability, Loyalty Program, Awarded Points + References No definition available. + Details
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- Definition Contract With Customer, Liability, Loyalty Program, Revenue Recognized + References No definition available. + Details
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- Details
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- Details
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